2 Equipment And Initial Hose Operations

Question 1

Minimum engine pump capacity

Answer 1

750 GPM

Question 2

Minimum water tank capacity

Answer 2

300 gallons

Question 3

Minimum storage area for 2 1/2 inch or larger firehose

Answer 3

30 ft.³

Question 4

Area space for each of the two compartments to accommodate inch and a half or larger pre-connected hose lines

Answer 4

3.5 ft.³ each

Question 5

NFPA 1901 minimum required length for 1.5, 1.75, or 2 inch hose

Answer 5

400 feet

Question 6

1.5 or 1.75 inch, pre-connects should not exceed which length

Answer 6

250 feet because of friction loss

Question 7

NFPA 1901 requires which minimum length for 2.5 inch or larger hose

Answer 7

800 feet

Question 8

Which size hose is recommended for fires that cannot be controlled by smaller attack lines

Answer 8

2.5 inch hose

Question 9

LDH is what

Answer 9

Supply hose larger than 3.5 inches

Question 10

NFPA 1142

Answer 10

Standard on water supplies for suburban and rural firefighting

Question 11

4 inch LDH flows how much more water than 2.5 inch hose of equal length

Answer 11

Almost 3.5 times the capacity

Question 12

Minimum nozzle requirements carried on pumper apparatus

Answer 12

One combination spray nozzle 200 GPM minimum
Two combination spray nozzles 95 GPM minimum
One play pipe with shut off and 1, 1 1/8 and 1.25 inch tips

Question 13

Breaking point for hand lanes and streams at 50 PSI for solid stream nozzles

Answer 13

1.25 inch tip

Question 14

With a 2 1/2 inch hose, 250 gallons per minute at 50 PSI nozzle pressure is produced with which type of solid stream nozzle

Answer 14

Inch and an eighth

Question 15

Tip sizes usually used on master stream appliances

Answer 15

1.25 to 2 inch

Question 16

With a spray nozzle in degrees, no greater than what for interior structural operations

Answer 16

30°

Question 17

Master stream appliance

Answer 17

A portable unit that can be used either mounted on or detached from the pump are capable of immediate application of heavy stream

Question 18

NFPA 1901 minimum GPM recommendation for master stream

Answer 18

1000 GPM minimum

Question 19

NFPA 1901 minimum requirement for soft and hard suction hose

Answer 19

Minimum 15 feet of soft suction or 20 feet minimum of hard suction

Question 20

NFPA 1901

Answer 20

Standard for automotive fire apparatus

Defines requirements for new fire engines

Question 21

How many 2 1/2 double female and double male adapters with NST are required by NFPA 1901 on an engine

Answer 21

One of each

Question 22

Minimum NFPA 1901 requirements for ground ladders on engine

Answer 22

One straight letter with roof folks, one extension latter, one attic ladder

Question 23

If no ladder trucks are in service pump or should be equipped with what type of ladder

Answer 23

35 foot extension ladder

Question 24

Special circumstances for ladder uses

Answer 24

Ice rescues, bridging incidents, shoring, wasting, damming,

Question 25

What are the four basic lays for supply line

Answer 25

Forward lay using a charged supply line Forward lay using an uncharged supply line Direct to fire no line laid or split lay reverse lay using a charged line

Question 26

What is a forward lay using a charged supply line

Answer 26

Hydrant to fire, the supply line is immediately charged to the pump

Question 27

What is a forward lay using it uncharged supply line

Answer 27

Supply line late from the truck at the hydrant to the fire but left uncharged at the hydrant until another company can charge hook up to it

Question 28

What is direct to fire no line laid

Answer 28

The first pumper arrives directly to the fire scene and lays no supply line

Question 29

What is a reverse lay using a charged line

Answer 29

The pumper lays the firefighting hose and attack lines at the fire scene can next LDH supply line and lays to the hydrant hooking up and sending water

Question 30

What are forward lay advantages

Answer 30

Engine is self-sufficient of water supply Company is for you to take up any position in the front rear side Another company can drop off its crew take lines off the Forward engine The large hoseline or pre-connected master stream maybe used almost immediately after arrival

Question 31

Disadvantages of forward lay

Answer 31

Delay well pump or stops and drops a firefighter at hydrant Temporary loss of that firefighter remaining at the hydrant until charged Supply lines being laid may enter letter company access

Question 32

Advantages of forward uncharged lay

Answer 32

After hose lay entire crew is at fire scene

Question 33

Disadvantages of forward uncharged lay

Answer 33

Two engine companies tied up Another company respond from the same direction as the first To engine company has a to arrive in quick succession Time delay with radio communication and SOG problems

Question 34

Direct to fire alternative approach

Answer 34

Second engine lay supply line from first pumper to hydrant

Question 35

How is direct to fire effective in areas without hydrants

Answer 35

First bumper can work on fire immediately. Second pump or lay supply line from first pumper to nearest water supply, such as pond lake stream or pool

Question 36

Advantages of direct to fire

Answer 36

First arriving pumper directly to firefighting Second engine crew use lines off first onece water supply is established Effective when drafting is needed

Question 37

Disadvantages of direct to fire

Answer 37

Needs coordination SOG and close arriving companies Two engines required Little or no margin of safety with water for attack crew

Question 38

Advantage of reverse lay charge line

Answer 38

Pumper not position close to fire does not block approach and operation of ladder truck

Question 39

Reverse lay charged disadvantage

Answer 39

Time consuming | Fire attack equipment removed from pumper before proceeding to hydrant

Question 40

Pre-pipe master stream appliance

Answer 40

Master stream appliance that has a separate discharge pipe of adequate diameter that runs from fire pump to appliance

Question 41

Standard equipment requirements for an engine Company are

Answer 41

Basically alike an urban suburban and Burrell

Question 42

A screw down thread at the end of a solid stream nozzle that allows a smaller line with a inch and a half coupling to be attached is what

Answer 42

Leader line

Question 43

What is the most desirable how was lay for water supply

Answer 43

Forward lay